Looks like Blumhouse and Focus were the only ones revealing much at WonderCon to the public. Last night they showed off the first teaser trailer from “Sinister 2” and today they revealed the first clip from “Insidious: Chapter 3,” two supernatural horror franchises the studio hopes to eventually connect ala the Marvel shared universe model (points for originality of course).
The third chapter in the “Insidious” series is a prequel and stars Dermot Mulroney, Stefanie Scott, Angus Sampson, Leigh Whannell and Lin Shaye. The directorial reins of the series have been passed on too.

The firstÂ InsidiousÂ was a pretty convincing little horror movie, a low-budget spookfest that relied on old-school haunted house scares that created some deeply unnerving moments before it devolved...